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Thermally-driven ammonia-water absorption system.

Sistemas de absorción amoniaco-agua activados térmicamente.

Author(s) : MINEA V.

Type of article: Article

Summary

Industrial waste heat can be used as driving energy for ammonia-water absorption cycles to produce low-temperature refrigeration effects. However, the lowest evaporating temperatures of one-stage systems are limited by both waste heat and cooling medium entering temperatures. This paper demonstrates that two-stage ammonia-water absorption thermally-driven cycles can produce cold brine at -10°C with waste heat at 95°C and cooling water at 30°C. With a refrigeration efficiency of 33.6%, such systems may contribute to improve the competitiveness of industrial plants by reducing primary energy consumption.

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Pages: 14-21 (6 p.)

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Details

  • Original title: Sistemas de absorción amoniaco-agua activados térmicamente.
  • Record ID : 30002664
  • Languages: Spanish
  • Source: Frío Calor Aire acondicionado - vol. 39 - n. 437
  • Publication date: 2011/06

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